Features: The fan is made of high-quality silicone material, which is reliable, safe, and easy to use. The mini fan is lightweight and has a pocket size, making it easy to carry and use, especially when traveling anywhere at any-time. The fan is small but powerful. Smooth quiet. Wherever you need air to cool or soothes your emotion. Compatible-with your phone(Lighting interfaces). There is no power button, just insert it to open it, and un-plug it to close it . (Please note whether it match the phone port before ordering) It is widely used in families, offices, schools, elevators, sports events, swimming pools, etc. Make sure you have a cool summer. Specifications: Material: Silicone Color: Black/Mixed Quantity: 4pcs Size: As Shown in the Picture Motor Type: Brush Motor Built-in Battery or Not: No Battery Model: for Lighting interfaces Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Phone Fan